onefiber.dk DNS records

🖥️ Nameservers4 records 67ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.eurodns.com	199.167.66.107 2610:1c8:b002::107	ns1.eurodns.com ns1.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns2.eurodns.com	104.37.178.107 2610:1c8:b001::107	ns2.eurodns.com ns2.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns3.eurodns.com	199.167.66.108 2610:1c8:b002::108	ns3.eurodns.com ns3.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns4.eurodns.com	104.37.178.108 2610:1c8:b001::108	ns4.eurodns.com ns4.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC

🌍 A Records1 records 63ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
83.140.18.90	3600s	—	AS12552	GlobalConnect AB	83.140.0.0/16	🇸🇪 Sweden	—

📧 MX Records1 records 60ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	onefiber-dk.c-v1.mx.microsoft	2a01:111:f403:ca04::4 2a01:111:f403:ca04::8 2a01:111:f403:ca09:: 2a01:111:f403:ca09::7 52.101.103.140 52.101.68.27 52.101.73.2 52.101.73.30	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56
🔶 Autoconfig	83.140.18.90

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records7 records 292ms

TXT Record
apple-domain-verification=Z8Y6ParwXpL8tFBb
atlassian-domain-verification=/uiM7VrWdKuWEOIjH1FvFgutteGlx98qyzCbfs99U0G6whJNcfu6ampAPmyKAMsC
have-i-been-pwned-verification=dweb_f0r0tc870ud4wbstlek4bkiu
MS=ms83188432
trustpilot-one-time-verification-id=4276fccd-6ba9-4f3a-9e8b-4c5e545a7aa2
v=spf1 IP4:212.98.75.14 include:spf.mandrillapp.com include:spf.protection.outlook.com include:_spf.rulemailer.com -all
zoho-verification=zb59859197.zmverify.zoho.eu

✉️ SPF

Policy	Record (onefiber.dk)
-all (hard fail)	v=spf1 IP4:212.98.75.14 include:spf.mandrillapp.com include:spf.protection.outlook.com include:_spf.rulemailer.com -all

📨 DMARC

Policy	Record (_dmarc.onefiber.dk)
p=reject	v=DMARC1; p=reject; sp=reject; aspf=s; adkim=s; rua=mailto:dmarc_agg@vali.email

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE4 records 208ms

Service / Owner	Type	Cert association
SMTP _25._tcp.onefiber-dk.c-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…
SMTP _25._tcp.onefiber-dk.c-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…
SMTP _25._tcp.onefiber-dk.c-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…
SMTP _25._tcp.onefiber-dk.c-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…

🔐 DNSSEC2062ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2026031730
Primary NS (MNAME)	ns1.eurodns.com
Responsible (RNAME)	hostmaster@eurodns.com
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

67ms

A

63ms

MX

60ms

AAAA

60ms

TXT

292ms

CAA

57ms

HTTPS

53ms

TLSA

208ms

SOA

0ms

MTA-STS

67ms

DNSSEC

2062ms

SRV

96ms

Total

2741ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 11:13:01	2741ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 18:25:00	1597ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 06:01:48	10508ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-27 05:07:35	1489ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 04:20:47	1759ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 22:20:37	1804ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-07 21:56:02	1543ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 03:23:25	1175ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 08:22:08	1166ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 05:22:22	977ms	4 NS 1 A 1 MX	🔒 Secure	View